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Win32.HLLW.Autoruner1.39704

Added to the Dr.Web virus database: 2013-06-05

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'ziahot' = '%HOMEPATH%\ziahot.exe /v'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'ziahot' = '%HOMEPATH%\ziahot.exe /i'
Creates the following files on removable media:
  • <Drive name for removable media>:\ziahot.exe
  • <Drive name for removable media>:\autorun.inf
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
  • hidden files
Creates and executes the following:
  • '%HOMEPATH%\ziahot.exe'
Modifies file system :
Creates the following files:
  • %HOMEPATH%\RCX2.tmp
  • %HOMEPATH%\Porn.exe
  • %HOMEPATH%\Passwords.exe
  • %HOMEPATH%\RCX3.tmp
  • %HOMEPATH%\Secret.exe
  • %HOMEPATH%\ziahot.exe
  • %HOMEPATH%\RCX1.tmp
  • %HOMEPATH%\Sexy.exe
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\ziahot.exe
  • <Drive name for removable media>:\autorun.inf
  • %HOMEPATH%\ziahot.exe
Deletes the following files:
  • %HOMEPATH%\Porn.exe
  • %HOMEPATH%\Sexy.exe
Moves the following files:
  • from %HOMEPATH%\RCX3.tmp to %HOMEPATH%\Porn.exe
  • from %HOMEPATH%\RCX2.tmp to %HOMEPATH%\Porn.exe
  • from %HOMEPATH%\RCX1.tmp to %HOMEPATH%\Sexy.exe
Network activity:
Connects to:
  • 'ns#.##ytime1.com':7001
UDP:
  • DNS ASK ns#.##ytime1.com
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: ''